body {
  background: #f8f8f8;
}
my-app h1 {
  text-align: center;
  font-size: 45px;
  text-shadow: 0 1px 0 #ccc, 0 2px 0 #c9c9c9, 0 3px 0 #bbb, 0 4px 0 #b9b9b9, 0 5px 0 #aaa, 0 6px 1px rgba(0, 0, 0, 0.1), 0 0 3px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.3), 0 3px 5px rgba(0, 0, 0, 0.2), 0 10px 6px rgba(0, 0, 0, 0.2), 0 20px 10px rgba(0, 0, 0, 0.1);
}
